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Class Information
Number: 429/247
Name: Chemistry: electrical current producing apparatus, product, and process > Current producing cell, elements, subcombinations and compositions for use therewith and adjuncts > Separator, retainer, spacer or materials for use therewith
Description: Apparatus comprising structure to be used as a separator, retainer, or spacer between the electrodes in a cell.

Sub-classes under this class:

Class Number Class Name Patents
429/248 Having additive for effecting the charge capacity, life, etc., of a cell 126
429/249 Organic material 344

Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
8709639 Rechargeable battery Apr. 29, 2014
8709637 Electrode assembly with centrally wound separator member Apr. 29, 2014
8691418 Insulative member on battery cathode Apr. 8, 2014
8679676 Non-aqueous electrolyte secondary battery having a nitrile compound and a carboxylic acid ester compound Mar. 25, 2014
8673478 Temperature dependent ionic gate Mar. 18, 2014
8669010 Nonaqueous secondary battery Mar. 11, 2014
8628873 Separator for lithium ion secondary battery and method for manufacturing the same Jan. 14, 2014
8623556 Lithium battery structures Jan. 7, 2014
8597836 Nonaqueous electrolyte solution secondary battery separator having filler and controlled impurities Dec. 3, 2013
8592075 Unique battery with a multi-functional, physicochemically active membrane separator/electrolyte-electrode monolith and a method making the same Nov. 26, 2013
8592089 In-situ pore generation in lead-acid battery separator using electrolyte-soluble pore former Nov. 26, 2013
8592088 Electrode assembly with porous ceramic layer and secondary battery with the same Nov. 26, 2013
8586235 Battery module Nov. 19, 2013
8574769 Manufacturing method for polyimide separator Nov. 5, 2013
8574737 Bioelectric battery for implantable device applications Nov. 5, 2013
8574767 Thin film electrodes including metal tubes filled with active material and battery cells, and methods of fabrication Nov. 5, 2013
8568929 Electrode assembly including separators having crossing pores and rechargeable battery Oct. 29, 2013
8557446 Proton-conducting polyamide polymer membrane and method for production Oct. 15, 2013
8541138 Perfluorinated membranes and improved electrolytes for redox cells and batteries Sep. 24, 2013
8535826 Rechargeable lithium battery Sep. 17, 2013
8512898 Separator for nonaqueous electrolyte battery and nonaqueous electrolyte battery Aug. 20, 2013
8497032 Bag-like separator, electrode separator assembly, and method of producing electrode separator assembly Jul. 30, 2013
8486554 Alkaline battery separator, process for production thereof and alkaline batteries Jul. 16, 2013
8481195 Lithium battery structures Jul. 9, 2013
8475955 Thin film battery with electrical connector connecting battery cells Jul. 2, 2013
8460828 Electrolyte assembly for secondary battery of novel laminated structure Jun. 11, 2013
8460829 Porous polymer separator layer having a non-uniform cross-sectional thickness for use in a secondary liquid-electrolyte battery Jun. 11, 2013
8455053 Separator, battery using the same, and method for manufacturing separator Jun. 4, 2013
8455132 Lithium ion secondary battery and charge system therefor Jun. 4, 2013
8455140 Porous polymer separator layer having a non-uniform cross sectional thickness for use in a secondary liquid electrolyte battery Jun. 4, 2013
8426052 Li-ion battery with porous anode support Apr. 23, 2013
8420247 Crosslinking polymer-supported porous film for battery separator and use thereof Apr. 16, 2013
8420248 Electrode assembly and secondary battery using the same Apr. 16, 2013
8415049 Bipolar battery Apr. 9, 2013
8409746 Organic/inorganic composite porous film and electrochemical device prepared thereby Apr. 2, 2013
8409747 Nonaqueous secondary battery separator and process for its fabrication Apr. 2, 2013
8404375 Electrical battery comprising flexible generating elements and a system for the mechanical and thermal conditioning of said elements Mar. 26, 2013
8399133 Electrode assembly and secondary battery having the same Mar. 19, 2013
8389587 Microporous polymer separators for lithium ion batteries and method for producing the same Mar. 5, 2013
8383269 Negative-limited lithium-ion battery Feb. 26, 2013
8372545 Separator for non-aqueous lithium-ion battery Feb. 12, 2013
8349491 Lithium secondary battery and method of manufacturing the same Jan. 8, 2013
8338018 Separator having porous coating layer and electrochemical device containing the same Dec. 25, 2012
8338036 All-solid-state battery and manufacturing method thereof Dec. 25, 2012
8338035 Separator for fuel cell Dec. 25, 2012
8338019 Separator having porous coating layer and electrochemical device containing the same Dec. 25, 2012
8334076 Lithium ion secondary battery and method for producing negative electrode therefor Dec. 18, 2012
8323817 Alkali metal seawater battery Dec. 4, 2012
8323830 Electrode composite material of lithium ion battery and lithium ion battery using the same Dec. 4, 2012
8323836 Modifier of lithium ion battery Dec. 4, 2012

1 2 3 4 5 6 7 8 9

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